Plastic Oil level Sight glasses, sight gauge, sight gage, sightwindow, view ports, oil level indicator, liquid sight glass,

Material
Body:   PMMA, Plastic and polyamide
O-Ring: Viton and NBR
Glass:  PMMA, PC and polyamide
Glass Thickness: 2mm to 5 mm
Glass Type: PMMA, PC(polycarbonate)and polyamide 
Resist Temperature Range: -30 Cent degrees to 80 Cent degrees.

Pressure Range:  5-10 Bar or 0.5MPa to 1 MPa.

Connections:NPTF, NPT, UNC, UNF, Metric and BSP (G thread)

Size:M10X1, M16X1.5,M20X1.5, ,M27X1.5,M33X1.5,
G 3/8,G 1/2,G 3/4,G 1   

MOQ:5000 Pcs each size

Deliverytime: 20 days.

Usage:  Pump, Thin-wall container, Radiator, Hydraulic reservoir,receivers, Gearboxes, Speed Reducer, Compressor and PowerTransmission.